Changes related to the next Meilisearch release (v0.27.0)

.github/workflows/pre-release-tests.yml

@@ -75,7 +75,7 @@ jobs:
       - name: Get the latest Meilisearch RC
         run: echo "MEILISEARCH_VERSION=$(curl https://raw.githubusercontent.com/meilisearch/integration-guides/main/scripts/get-latest-meilisearch-rc.sh | bash)" >> $GITHUB_ENV
       - name: Meilisearch (${{ env.MEILISEARCH_VERSION }}) setup with Docker
-        run: docker run -d -p 7700:7700 getmeili/meilisearch:${{ env.MEILISEARCH_VERSION }} ./meilisearch --master-key=masterKey --no-analytics
+        run: docker run -d -p 7700:7700 getmeili/meilisearch:${{ env.MEILISEARCH_VERSION }} meilisearch --master-key=masterKey --no-analytics
       - name: Install dependencies
         run: yarn install
       - name: Run tests

.github/workflows/tests.yml

@@ -76,7 +76,7 @@ jobs:
             ./node_modules
           key: ${{ hashFiles('yarn.lock') }}
       - name: Docker setup
-        run: docker run -d -p 7700:7700 getmeili/meilisearch:latest ./meilisearch --no-analytics --master-key='masterKey'
+        run: docker run -d -p 7700:7700 getmeili/meilisearch:latest meilisearch --no-analytics --master-key='masterKey'
       - name: Install dependencies
         run: yarn install
       - name: Run tests

CONTRIBUTING.md

@@ -39,7 +39,7 @@ Each PR should pass the tests and the linter to be accepted.
 ```bash
 # Tests with Jest
 docker pull getmeili/meilisearch:latest # Fetch the latest version of Meilisearch image from Docker Hub
-docker run -p 7700:7700 getmeili/meilisearch:latest ./meilisearch --master-key=masterKey --no-analytics
+docker run -p 7700:7700 getmeili/meilisearch:latest meilisearch --master-key=masterKey --no-analytics
 # Integration tests
 yarn test
 # End-to-end tests

README.md

@@ -253,7 +253,7 @@ This package only guarantees the compatibility with the [version v4 of InstantSe
 
 **Supported Meilisearch versions**:
 
-This package only guarantees the compatibility with the [version v0.26.0 of Meilisearch](https://github.com/meilisearch/meilisearch/releases/tag/v0.26.0).
+This package only guarantees the compatibility with the [version v0.27.0 of Meilisearch](https://github.com/meilisearch/meilisearch/releases/tag/v0.27.0).
 
 **Node / NPM versions**:
 

package.json

@@ -57,7 +57,7 @@
     "url": "https://github.com/meilisearch/instant-meilisearch.git"
   },
   "dependencies": {
-    "meilisearch": "0.25.0"
+    "meilisearch": "0.25.1"
   },
   "devDependencies": {
     "@babel/cli": "^7.17.6",

src/adapter/search-request-adapter/search-params-adapter.ts

@@ -31,6 +31,12 @@ export function adaptSearchParams(
     meiliSearchParams.attributesToCrop = attributesToCrop
   }
 
+  // Attributes To Crop marker
+  const cropMarker = searchContext?.snippetEllipsisText
+  if (cropMarker != null) {
+    meiliSearchParams.cropMarker = cropMarker
+  }
+
   // Attributes To Retrieve
   const attributesToRetrieve = searchContext?.attributesToRetrieve
   if (attributesToRetrieve) {
@@ -57,6 +63,22 @@ export function adaptSearchParams(
     '*',
   ]
 
+  // Highlight pre tag
+  const highlightPreTag = searchContext?.highlightPreTag
+  if (highlightPreTag) {
+    meiliSearchParams.highlightPreTag = highlightPreTag
+  } else {
+    meiliSearchParams.highlightPreTag = '__ais-highlight__'
+  }
+
+  // Highlight post tag
+  const highlightPostTag = searchContext?.highlightPostTag
+  if (highlightPostTag) {
+    meiliSearchParams.highlightPostTag = highlightPostTag
+  } else {
+    meiliSearchParams.highlightPostTag = '__/ais-highlight__'
+  }
+
   const placeholderSearch = searchContext.placeholderSearch
   const query = searchContext.query
 

src/adapter/search-response-adapter/format-adapter/format-adapter.ts

@@ -1,36 +1,75 @@
-import { adaptHighlight } from './highlight-adapter'
-import { adaptSnippet } from './snippet-adapter'
-import { SearchContext } from '../../../types'
+import { isPureObject } from '../../../utils'
 
 /**
- * Adapt Meilisearch formating to formating compliant with instantsearch.js.
+ * Stringify values following instantsearch practices.
+ *
+ * @param  {any} value - value that needs to be stringified
+ */
+function stringifyValue(value: any) {
+  if (typeof value === 'string') {
+    // String
+    return value
+  } else if (value === undefined) {
+    // undefined
+    return JSON.stringify(null)
+  } else {
+    return JSON.stringify(value)
+  }
+}
+
+/**
+ * Recursif function wrap the deepest possible value
+ * the following way: { value: "xx" }.
+ *
+ * For example:
+ *
+ * {
+ * "rootField": { "value": "x" }
+ * "nestedField": { child: { value: "y" } }
+ * }
+ *
+ * recursivity continues until the value is not an array or an object.
+ *
+ * @param  {any} value - value of a field
+ *
+ * @returns Record<string, any>
+ */
+function wrapValue(value: any): Record<string, any> {
+  if (Array.isArray(value)) {
+    // Array
+    return value.map((elem) => wrapValue(elem))
+  } else if (isPureObject(value)) {
+    // Object
+    return Object.keys(value).reduce<Record<string, any>>(
+      (nested: Record<string, any>, key: string) => {
+        nested[key] = wrapValue(value[key])
+
+        return nested
+      },
+      {}
+    )
+  } else {
+    return { value: stringifyValue(value) }
+  }
+}
+
+/**
+ * Adapt Meilisearch formatted fields to a format compliant to instantsearch.js.
  *
  * @param  {Record<string} formattedHit
  * @param  {SearchContext} searchContext
  * @returns {Record}
  */
-export function adaptFormating(
-  hit: Record<string, any>,
-  searchContext: SearchContext
+export function adaptFormattedFields(
+  hit: Record<string, any>
 ): Record<string, any> {
-  const attributesToSnippet = searchContext?.attributesToSnippet
-  const ellipsis = searchContext?.snippetEllipsisText
-  const preTag = searchContext?.highlightPreTag
-  const postTag = searchContext?.highlightPostTag
-
-  if (!hit._formatted) return {}
-  const _highlightResult = adaptHighlight(hit, preTag, postTag)
-
-  // what is ellipsis by default
-  const _snippetResult = adaptHighlight(
-    adaptSnippet(hit, attributesToSnippet, ellipsis),
-    preTag,
-    postTag
-  )
+  if (!hit) return {}
+  const _formattedResult = wrapValue(hit)
 
   const highlightedHit = {
-    _highlightResult,
-    _snippetResult,
+    // We could not determine what the differences are between those two fields.
+    _highlightResult: _formattedResult,
+    _snippetResult: _formattedResult,
   }
 
   return highlightedHit

src/adapter/search-response-adapter/hits-adapter.ts

@@ -1,6 +1,6 @@
 import type { PaginationContext, SearchContext } from '../../types'
 import { adaptPagination } from './pagination-adapter'
-import { adaptFormating } from './format-adapter'
+import { adaptFormattedFields } from './format-adapter'
 import { adaptGeoResponse } from './geo-reponse-adapter'
 
 /**
@@ -18,19 +18,23 @@ export function adaptHits(
   const { hitsPerPage, page } = paginationContext
   const paginatedHits = adaptPagination(hits, page, hitsPerPage)
 
-  let formattedHits = paginatedHits.map((hit: Record<string, any>) => {
+  let adaptedHits = paginatedHits.map((hit: Record<string, any>) => {
     // Creates Hit object compliant with InstantSearch
     if (Object.keys(hit).length > 0) {
-      const { _formatted: formattedHit, _matchesInfo, ...restOfHit } = hit
+      const { _formatted: formattedHit, _matchesInfo, ...documentFields } = hit
 
-      return {
-        ...restOfHit,
-        ...adaptFormating(hit, searchContext),
-        ...(primaryKey && { objectID: hit[primaryKey] }),
+      const adaptedHit: Record<string, any> = Object.assign(
+        documentFields,
+        adaptFormattedFields(formattedHit)
+      )
+
+      if (primaryKey) {
+        adaptedHit.objectID = hit[primaryKey]
       }
+      return adaptedHit
     }
     return hit
   })
-  formattedHits = adaptGeoResponse(formattedHits)
-  return formattedHits
+  adaptedHits = adaptGeoResponse(adaptedHits)
+  return adaptedHits
 }